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Find the mean, median, and mode.Table #3.1.8: Lengths of Rivers (km) Flowing to Pacific OceanRiverLength(km)RiverLength(km)Clarence209Clutha322Conway48Taieri288Waiau169Shag72Hurunui138Kakanui64Waipara64Rangitata121Ashley97Ophi80Waimakariri161Pareora56Selwyn95Waihao64Rakaia145Waitaki209Ashburton90Mean131.1579Mode64Median973.1.8State which type of measurement scale each represents, and then which center measures can be use for the variable?a.)You collect data on the height of plants using a new fertilizer. Ratiob.)You collect data on the cars that people drive in Campbelltown, Australia. Nominalc.)You collect data on the temperature at different locations in Antarctica. Intervald.)You collect data on the first, second, and third winner in a beer competition. Ordinal3.1.12An employee at Coconino Community College (CCC) is evaluated based on goal setting and accomplishments toward goals, job effectiveness, competencies, CCC core values. Suppose for a specific employee, goal 1 has a weight of 20%, goal 2 has a weight of 20%, goal 3 has a weight of 10%, job effectiveness has a weight of 25%, competency 1 has a goal of 4%, competency 2 has a goal has a weight of 3%, competency 3 has a weight of 3%, competency 4 has a weight of 5%, and core values has a weightof 10%. Suppose the employee has scores of 2.0 for goal 1, 2.0 for goal 2, 4.0 for goal 3, 3.0 for job
effectiveness, 2.0 for competency 1, 3.0 for competency 2, 2.0 for competency 3, 3.0 for competency 4, and 4.0 for core values. Find the weighted average score for this employee. If an employee that has a score less than 2.5, they must have a Performance Enhancement Plan written. Does this employee need a plan?